Square Root of 399

The square root of 399 is the number, which multiplied by itself 2 times, is 399. In other words, this number to the power of 2 equals 399.

Besides the real values of \sqrt[2]{399} along with an explanation, on this page you can also find what the elements of the square root of 399 are called.

In addition to the terminology, we have a calculator you don’t want to miss:

Square Root Calculator

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\sqrt[2]{399} = \pm19.9749843554This Square Root Calculator and Information is Really Cool! Click To TweetIf you have been looking for the square root of three hundred ninety-nine, then you are right here, too.

The term can be written as \sqrt[2]{399} \hspace{3 mm}or\hspace{3 mm} 399^{1/2}.

As the index 2 is even and 399 is greater than 0, 399 has two real square roots: \sqrt[2]{399}, which is positive and called principal square root of 399, and −\sqrt[2]{399}, which is negative.

Together, they are denominated as ±\sqrt[2]{399}.

Although the principal square root of three hundred ninety-nine is only one of the two square roots, the term “square root of 399” usually refers to the positive number.

If you want to know how to find the value of this root, then read our article Square Root located in the header menu.

There, we also discuss the properties for index n = 2 by means of examples: multiplication, division, exponentiation etc.

Next, we have a look at the inverse function.

Inverse of Square Root of 399

Extracting the square root is the inverse operation of ^2:\underbrace{ {\rm \sqrt[2]{399} \times\thinspace ... \times\thinspace \sqrt[2]{399}} }_{\rm 2 \thickspace times} = \sqrt[2]{399}^{2}= 399In the following paragraph, we are going to name the elements of this √.

What is the Square Root of 399?

You already have the answer to that question, and you also know about the inverse operation of 399 square root.

Keep reading to learn what the parts are called.

  • \sqrt[2]{399} is the square root of 399 symbol
  • 2 is the index
  • 399 = radicand; the radicand is the number below the radical sign
  • Square root = ±19.9749843554
  • √ is called radical symbol or radical only

Second root of 399 = ±19.9749843554

As a sidenote: All values on this page have been rounded to ten decimal places.

Now you really know all about \sqrt[2]{399}, including its values, parts and the inverse.

If you need to extract the 2nd root of any other real number use our calculator above.

Simply insert the number of which you want to find the square root (e.g. 399); the calculation is done automatically.

If you like our information about \sqrt[2]{399}, then a similar square root you may be interested in is, for example: square root of 401.

In the following table you can find the n-th root of 399 for n = 2,3,4,5,6,7,8,9,10.

Table

The aim of this table is to provide you with an overview of the nth roots of 399.
IndexRadicandRootSymbolValue
2399Square Root of 399\sqrt[2]{399}±19.9749843554
3399Cube Root of 399\sqrt[3]{399}7.361917821
4399Forth Root of 399\sqrt[4]{399}±4.4693382458
5399Fifth Root of 399\sqrt[5]{399}3.3127951306
6399Sixth Root of 399\sqrt[6]{399}±2.7132854293
7399Seventh Root of 399\sqrt[7]{399}2.3527054392
8399Eight Root of 399\sqrt[8]{399}±2.1140809459
9399Nineth Root of 399\sqrt[9]{399}1.9453465917
10399Tenth Root of 399\sqrt[10]{399}±1.8201085491
A few lines down from here we review the FAQs.

Square Root of Three Hundred Ninety-Nine

If you have been searching for what's the square root of three hundred ninety-nine or 2nd root of 399, then you are reading the right post as well.

The same is true if you typed 2 root of 399 or 399 2 root in the search engine of your preference, just to name a few similar terms.

Right below you can find the frequently asked questions in the context.

FAQs About the Square Root of 399

How Many Real Square Roots Does 399 Have?

399 has two real square roots, because the radicand 399 is positive and the index 2 is even.

What to the Second Power Equals 399?

The square root of 399 to the power of 2 equals 399.

How Do You Find the Square Root of 399?

Start with an initial guess such that 2 times that value equals approximately 399, then keep improving the guess until you have the required precision.

What is 399 to the Square Root?

399 to the square root = 399^1/2 = ±19.9749843554.

What Number is the Square Root of 399?

The square root of 399 = ±19.9749843554.

How Do You Solve the Square Root of 399?

To compute the 2nd root of 399 use a calculator, and/or employ the Newton–Raphson method.

What is the Value of 2 Root 399?

The value of 2 root 399 is ±19.9749843554.



Ahead is the wrap-up of our information.

Summary

To sum up, the square roots of 399 are ±19.9749843554.

Finding the second root of the number 399 is the inverse operation of rising the \sqrt[2]{399} to the power of 2. That is to say, (±19.9749843554)2 = 399.

Square Root of 399
Further information related to \sqrt[2]{399} can be found on our page n-th Root.

Note that you can also locate roots like \sqrt[2]{399} by means of the search form in the menu and in the sidebar of this site.

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